Blood pressure level impacts risk of death among HIV seropositive adults in Kenya: a retrospective analysis of electronic health records

Table 2 Unadjusted mortality rates per 100 person years by blood pressure groups for men and women with and without advanced HIV

Characteristic	Person years	Women events	Mortality rate (95% CI)	Person years	Men events	Mortality rate (95% CI)
Advanced HIV ^a
Systolic blood pressure
SBP <100 mmHg	3447	113	3.3 (2.7-3.9)	816	57	7.0 (5.4-9.1)
SBP 100-119 mmHg	18648	364	2.0 (1.8-2.2)	5966	219	3.7 (3.2-4.2)
SBP 120-139 mmHg	7954	116	1.5 (1.2-1.7)	4001	96	2.4 (2.0-2.9)
SBP ≥140 mmHg	1095	23	2.1 (1.4-3.2)	590	21	3.6 (2.3-5.5)
Diastolic blood pressure
DBP <60 mmHg	1164	73	6.3 (5.0-8.0)	356	56	15.8 (12.1-20.5)
DBP 60-79 mmHg	23988	467	1.9 (1.8-2.1)	8142	283	3.5 (3.1-3.9)
DBP 80-89 mmHg	4913	58	1.2 (0.9-1.5)	2372	45	1.9 (1.4-2.5)
DBP ≥90 mmHg	1079	18	1.7 (1.1-2.6)	504	9	1.8 (0.9-3.4)
Not advanced HIV
Systolic blood pressure
SBP <100 mmHg	1707	28	1.6 (1.1-2.4)	221	9	4.1 (2.1-7.8)
SBP 100-119 mmHg	12625	91	0.7 (0.6-0.9)	2097	23	1.1 (0.7-1.7)
SBP 120-139 mmHg	6461	38	0.6 (0.4-0.8)	1906	34	1.8 (1.3-2.5)
SBP ≥140 mmHg	842	8	0.9 (0.5-1.9)	339	10	3.0 (1.6-5.5)
Diastolic blood pressure
DBP <60 mmHg	824	21	2.5 (1.7-3.9)	89	2	2.2 (0.6-9.0)
DBP 60-79 mmHg	16301	121	0.7 (0.6-0.9)	3195	54	1.7 (1.3-2.2)
DBP 80-89 mmHg	3766	20	0.5 (0.3-0.8)	1006	12	1.2 (0.7-2.1)
DBP ≥90 mmHg	744	3	0.4 (0.1-1.3)	272	8	2.9 (1.5-5.9)

Abbreviations: HIV human immunodeficiency virus, SBP systolic blood pressure, DBP diastolic blood pressure.
^aAdvanced HIV is defined by CD4 count <350, or WHO Stage 2 or 3.

ISSN: 1471-2334